The 100 Pound Problem : Math Matters
Groothandel - BESTEL
€ 6,95
Leverbaar
Before he can go fishing, a boy has to figure out how to get himself, his dog and all his gear out to an island in a boat that can only carry 100 pounds.
Ingenaaid | 32 pagina's | Engels
1e druk | Verschenen in 2005
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